src/api/sys_wait.c

   1 #include <sys/wait.h>
   2 #define T(t) (t*)0;
   3 #define F(t,n) {t *y = &x.n;}
   4 #define C(n) switch(n){case n:;}
   5 static void f()
   6 {
   7 T(id_t)
   8 T(pid_t)
   9 T(siginfo_t)
  10 C(WEXITSTATUS(0))
  11 C(WIFEXITED(0))
  12 C(WIFSIGNALED(0))
  13 C(WIFSTOPPED(0))
  14 C(WNOHANG)
  15 C(WSTOPSIG(0))
  16 C(WTERMSIG(0))
  17 C(WUNTRACED)
  18 #ifdef _XOPEN_SOURCE
  19 C(WCONTINUED)
  20 C(WIFCONTINUED(0))
  21 #endif
  22 C(WEXITED)
  23 C(WNOWAIT)
  24 C(WSTOPPED)
  25 {idtype_t x = P_ALL;}
  26 {idtype_t x = P_PGID;}
  27 {idtype_t x = P_PID;}
  28 {pid_t(*p)(int*) = wait;}
  29 {int(*p)(idtype_t,id_t,siginfo_t*,int) = waitid;}
  30 {pid_t(*p)(pid_t,int*,int) = waitpid;}
  31 }